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Revenue - Impact of ASC 606 to the Condensed Consolidated Balance Sheet (Details) - USD ($) $ in Thousands | Dec. 31, 2018 | Jul. 01, 2018 | Jun. 30, 2018
--- | --- | --- | ---
ASSETS |  |  |
Accounts receivable, net | $ 658,080 | $ 635,878 | $ 651,678
Other current assets | 127,350 |  | 85,159
Deferred income taxes | 225,124 |  | 193,200
LIABILITIES |  |  |
Deferred system revenue | 196,242 |  | 0
Deferred service revenue | 168,936 |  | 69,255
Deferred system profit | 0 |  | 279,581
Other current liabilities | 714,873 |  | 699,893
Deferred service revenue | 90,466 |  | 71,997
STOCKHOLDERS’ EQUITY |  |  |
Retained earnings | 1,048,804 |  | 1,056,445
Accumulated other comprehensive income (loss) | (70,447) |  | $ (53,933)
Prior to adoption of ASC 606 |  |  |
ASSETS |  |  |
Accounts receivable, net | 678,863 |  |
Other current assets | 71,214 |  |
Deferred income taxes | 206,674 |  |
LIABILITIES |  |  |
Deferred system revenue | 0 |  |
Deferred service revenue | 66,759 |  |
Deferred system profit | 319,696 |  |
Other current liabilities | 733,220 |  |
Deferred service revenue | 83,338 |  |
STOCKHOLDERS’ EQUITY |  |  |
Retained earnings | 962,561 |  |
Accumulated other comprehensive income (loss) | (70,502) |  |
Effect of changes | Accounting Standards Update 2014-09 |  |  |
ASSETS |  |  |
Accounts receivable, net | (20,783) |  |
Other current assets | 56,136 |  |
Deferred income taxes | 18,450 |  |
LIABILITIES |  |  |
Deferred system revenue | 196,242 |  |
Deferred service revenue | 102,177 |  |
Deferred system profit | (319,696) |  |
Other current liabilities | (18,347) |  |
Deferred service revenue | 7,128 |  |
STOCKHOLDERS’ EQUITY |  |  |
Retained earnings | 86,243 | $ (21,000) |
Accumulated other comprehensive income (loss) | $ 55 |  |

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